public void testShutdown() throws Exception {

    final Acceptor acceptor = new Acceptor("localhost", 0, 1);

    final FanOutServerSender serverSender =
        new FanOutServerSender(acceptor, ConnectionType.AGENT, 3);

    assertEquals(1, acceptor.getThreadGroup().activeCount());

    final Socket socket =
        new Connector(
                InetAddress.getByName(null).getHostName(), acceptor.getPort(), ConnectionType.AGENT)
            .connect();

    // Sleep until we've accepted the connection. Give up after a few
    // seconds.
    final ResourcePool socketSet = acceptor.getSocketSet(ConnectionType.AGENT);

    for (int i = 0; socketSet.countActive() != 1 && i < 10; ++i) {
      Thread.sleep(i * i * 10);
    }

    final Message message = new SimpleMessage();
    serverSender.send(message);

    final InputStream socketStream = socket.getInputStream();

    final Object o1 = readMessage(socketStream);
    assertNotNull(o1);

    serverSender.shutdown();

    try {
      serverSender.send(message);
      fail("Expected CommunicationException");
    } catch (CommunicationException e) {
    }

    try {
      final Object o2 = readMessage(socketStream);

      assertTrue(o2 instanceof CloseCommunicationMessage);
    } catch (StreamCorruptedException e) {
      // Occasionally this occurs because the connection is shutdown.
      // Whatever.
    }

    acceptor.shutdown();
  }
  public void testSend() throws Exception {

    final Acceptor acceptor = new Acceptor("localhost", 0, 1);

    final FanOutServerSender serverSender =
        new FanOutServerSender(acceptor, ConnectionType.AGENT, 3);

    final Socket[] socket = new Socket[5];

    for (int i = 0; i < socket.length; ++i) {
      socket[i] =
          new Connector(
                  InetAddress.getByName(null).getHostName(),
                  acceptor.getPort(),
                  ConnectionType.AGENT)
              .connect();
    }

    // Sleep until we've accepted all connections. Give up after a few
    // seconds.
    final ResourcePool socketSet = acceptor.getSocketSet(ConnectionType.AGENT);

    for (int i = 0; socketSet.countActive() != 5 && i < 10; ++i) {
      Thread.sleep(i * i * 10);
    }

    final SimpleMessage message1 = new SimpleMessage();
    final SimpleMessage message2 = new SimpleMessage();

    serverSender.send(message1);
    serverSender.send(message2);

    for (int i = 0; i < socket.length; ++i) {
      final InputStream socketInput = socket[i].getInputStream();

      final Message m1 = readMessage(socketInput);
      final Message m2 = readMessage(socketInput);

      assertEquals(message1, m1);
      assertEquals(message2, m2);

      assertEquals(0, socketInput.available());

      socket[i].close();
    }

    serverSender.shutdown();
    acceptor.shutdown();
  }
  public void testSendAddressedMessage() throws Exception {

    final Acceptor acceptor = new Acceptor("localhost", 0, 1);

    final FanOutServerSender serverSender =
        new FanOutServerSender(acceptor, ConnectionType.AGENT, 3);

    final Socket[] socket = new Socket[5];

    for (int i = 0; i < socket.length; ++i) {
      socket[i] =
          new Connector(
                  InetAddress.getByName(null).getHostName(),
                  acceptor.getPort(),
                  ConnectionType.AGENT)
              .connect(new StubAddress(new Integer(i)));
    }

    // Sleep until we've accepted all connections. Give up after a few
    // seconds.
    final ResourcePool socketSet = acceptor.getSocketSet(ConnectionType.AGENT);

    for (int i = 0; socketSet.countActive() != 5 && i < 10; ++i) {
      Thread.sleep(i * i * 10);
    }

    final SimpleMessage message1 = new SimpleMessage();
    final SimpleMessage message2 = new SimpleMessage();

    serverSender.send(new StubAddress(new Integer(1)), message1);
    serverSender.send(new StubAddress(new Integer(2)), message2);

    for (int i = 0; i < socket.length; ++i) {
      final InputStream socketInput = socket[i].getInputStream();

      if (i == 1) {
        final Message m = readMessage(socketInput);
        assertEquals(message1, m);
      } else if (i == 2) {
        final Message m = readMessage(socketInput);
        assertEquals(message2, m);
      }

      assertEquals(0, socketInput.available());

      socket[i].close();
    }

    serverSender.shutdown();

    try {
      serverSender.send(
          new Address() {
            public boolean includes(Address address) {
              return false;
            }
          },
          message1);
      fail("Expected CommunicationException");
    } catch (CommunicationException e) {
    }

    acceptor.shutdown();
  }